​​​Neurological Surgery and Interventional Pain Management • 540.450.0072 • 1818 Amherst Street, Winchester, VA 22601

​​VIRGINIA BRAIN & SPINE CENTER

Christy A. Andrews, NP-C

        Christy graduated with a Bachelor's in Nursing from Eastern Mennonite University and a Master's in Nursing from James Madison University in 2007. She has a strong

        background in orthopedics. Christy joined the practice in 2015.


Khalila Guzman, PA-C

      Khalila graduated with honors from Siena Heights University with a Bachelor of Arts degree in Multidisciplinary Studies in 2011, a Master’s in Physician Assistant Studies

        from Shenandoah University in 2017 and was the recipient of the Academic and Professional Development award. Prior to completing her education, she enjoyed various

        roles caring for patients in both the medical and dental fields. She joined the practice in 2018.

Amanda L. Hahn Simmons, NP-C
        Amanda graduated with a Bachelor's in Nursing from Shenandoah University and a Master's in Nursing from West Virginia University School of Nursing.


​Julie B. Henderson, NP-C
        Julie graduated with a Bachelor's in Psychology from the University of Delaware, a Bachelor's in Nursing from Townson State University, and a Master's in Nursing from    

        Shenandoah University.


Sharara Kazimi, NP-C

         Sharara graduated with a Bachelor's in Nursing from Thomas Jefferson University, and a Master's in Nursing from Thomas Jefferson University School of Nursing.


​Brian A. Lapp, PA-C

        Brian graduated with a Bachelor's in Physical Education from Wittenberg University, a Master's in Exercise Physiology from Miami University, and a Master's in Medicine-

        Physician Assistant from Western Michigan University.


Alison K. McNeill, NP-C
        Alison graduated from Randolph-Macon Woman’s College in 2004 with a Bachelor of Arts in Communications and Political Science. She graduated from the University of

        Maryland in 2006 with a Master of Science in Nursing and graduated from Shenandoah University in 2012 with a Family Nurse Practitioner Post-Graduate Certificate. She

        has worked at Northern Virginia Metal Heath Institute and Winchester Medical Center (in the Emergency Department and Operating Room). She joined the practice in 2009.


Dabney Wisecarver, NP-C

      Dabney graduated from Eastern Mennonite University with a Bachelor of Science in Nursing in 2009. She graduated from James Madison University with a Master of 

         Science in Nursing in 2018. She has worked at Berkeley Medical Center and Winchester Medical Center in Labor and Delivery, Oncology Unit and Neonatal Intensive Care.

         She joined the practice in 2018.
             

​​Crystl Willison, MD​  Neurosurgery Outreach at New Market Family Health and Multi-Specialty Clinic

Medical School:  West Virginia University School of Medicine
Residency: West Virginia University School of Medicine
Board Certified:   Yes

Dr. Willison joined the practice in 2015 as the outreach neurosurgeon at New Market Family Health Center and Multi-Specialty Clinic. She performs neurosurgery consultations, and if surgery is required, she refers to the neurosurgical team at Virginia Brain and Spine Center in Winchester, Virginia.

New Market Family Health Center and Multi-Specialty Clinic

9166 North Congress Street (Route 11), New Market, VA 22844

Phone: 540-459-1386​, Fax: 540-459-1349

Allan Fergus, M.DNeurosurgery

Medical School:  University of Virginia  
Residency:  Albany Medical Center  
Board Certified:  Yes

Dr. Fergus joined the practice in 2002.  He is academically involved with training doctorate students.  He performs general neurosurgery with a special interest in minimally invasive spine surgery, brain tumor surgery, and endoscopic peripheral nerve surgery.  He is a Fellow of the American Association of Neurological Surgery.  He actively participates in extensive continuing education and maintains continuous board recertification with the American Board of Neurological Surgeons through the examination process.

Steven R. Schopick, MD  ​Neurosurgery

Medical School:  Albert Einstein University  
Residency:  Montefiore Medical Center  
Board Certified: Yes

Dr. Schopick joined the practice in 2005.  He lectures locally and nationally on new techniques in spinal access and instrumentation.  He performs general neurosurgery with a special interest in spine surgery, brain tumor surgery, cerebrovascular surgery, and peripheral nerve surgery.

Michael J. Poss, MD​  Pain Management

Medical School:  Wake Forest University Baptist School of Medicine 
Residency:  Wake Forest University Baptist School of Medicine 
Board Certified:  Yes

Dr. Poss received his medical degree and completed his residency training in anesthesiology at the Wake Forest University Baptist School of Medicine in Winston-Salem, North Carolina. After receiving his degree, Dr. Poss served as an intern and a medical officer with the U.S. Navy and the Marine Corps, eventually earning the rank of Commander, Medical Corps of the U.S. Navy Reserve.

A certified Fellow of Interventional Pain Practice, Dr. Poss also holds board certifications from the American Board of Anesthesiology and the American Board of Interventional Pain Physicians. He joined Virginia Brain and Spine Center in 2005.

In addition to practicing interventional pain management at Virginia Brain and Spine Center, Dr. Poss provides regenerative medicine therapy through his clinic, Virginia Regenerative Medicine (located within the same building).

Lee A. Selznick, MD  Neurosurgery

Medical School:  Washington University in St. Louis  
Residency: Duke University Medical Center  
Board Certified:   Yes

Dr. Selznick joined the practice in 2007.  He completed his training at Duke University Medical Center, one of the largest brain tumor centers in the country.  He performs general neurosurgery with a special interest in brain tumor surgery, spine surgery, and functional neurosurgery including deep brain stimulation, epilepsy, and microvascular decompression.  Dr. Selznick is also the co-director of the Virginia Comprehensive Epilepsy Program and President of the Neurosurgical Society of the Virginias for 2018-2020.


Patrick D. Ireland, MD​  Neurosurgery

Medical School:  Wake Forest University
​Residency:  University of Rochester  
Board Certified:  Yes

Dr. Ireland joined the practice in 1995.  He serves as an assistant professor at Virginia Commonwealth University in the neuroimaging fellowship program at Winchester Medical Center.  He has served as Chief of Staff, President of Medical Staff, and Chairman of Neurosurgery at Winchester Medical Center.  He currently serves as a member of the Valley Health Systems Board and as Vice-Chairman of the Board of Trustees for Valley Health.  Dr. Ireland has post graduate training in Neuro Imaging and he performs general neurosurgery with a special interest in cerebrovascular surgery, spine surgery, brain tumor surgery, and peripheral nerve surgery.  Dr. Ireland is a member of the American Association of Neurological Surgeons as well as the Neurosurgical Society of America.

James B. Chadduck, MD  ​Neurosurgery

Medical School:  University of Virginia  
Residency:  University of Virginia  
Board Certified:  Yes

Dr. Chadduck joined the practice in 1998.  He lectures locally and nationally on new techniques in spinal access and instrumentation.   He serves as Chairman of Neurosurgery at Winchester Medical Center and is the Co-Medical Director for the Valley Health Neuroscience Service Line. He also currently serves as the Chairman of the Board for the Valley Health Surgery Center.  He performs general neurosurgery with a special interest in minimally invasive spine surgery, brain tumor surgery, and cerebrovascular surgery.

N. Scott Ashcraft, DO  Pain Management

Medical School: West Virginia School of Osteopathic Medicine 
Residency: University of Kentucky
Board Certified: Yes

Dr. Ashcraft received his pharmacy degree from West Virginia University School of Pharmacy and he received his medical degree from West Virginia School of Osteopathic Medicine.  He completed his anesthesiology residency and his Interventional Pain Fellowship at the University of Kentucky.  Dr. Ashcraft was a pharmacist for four years before going to medical school.

As a Diplomat of the American Board of Anesthesia, Dr. Ashcraft also holds board certifications in Anesthesiology and Interventional Pain Management from the American Board of Anesthesia.  He is a member of the International Spine Intervention Society.

Dr. Ashcraft has nearly 20 years experience in interventional pain management.  He had spent the last few years at Womack Army Medical Center in Fort Bragg, North Carolina treating Wounded Warriors, Special Forces, 82nd Airborne, and dependents.  Dr. Ashcraft joined the practice in 2012.

Who We Are

Virginia Brain and Spine Center is dedicated to the comprehensive management of the brain and spine including patients with primary and metastatic brain tumors, disc herniation, disc injury, nerve impingement, arthritic deformities, and degenerative conditions of the spine such as spinal stenosis.  We also treat neuropathic pain disorders such as peripheral nerve injuries, peripheral neuropathies, and complex regional pain syndrome.


We provide access to a comprehensive team of supporting physicians: neurosurgeons and pain management specialists.  We work closely with area neurologists, neuro-imaging specialists, orthopedic surgeons, physical therapists, and psychologists to coordinate individual care needs.  Our professional staff is compassionate and discreet, and there to help facilitate communication with referring physicians, insurance carriers, and employers.